Brazil vs Argentina: population pyramids in 2042
BrazilArgentina
Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.
Brazil and Argentina compared
In 2042, Brazil has a population of 219.3 million and Argentina 47.9 million; Brazil is about 4.6 times the size of Argentina.
The share aged 65 and over is 18.3% in Brazil and 16.6% in Argentina, 1.8 points higher in Brazil. The median age is 42.3 years in Brazil and 40.0 years in Argentina.
The total fertility rate is 1.57 in Brazil and 1.52 in Argentina, both below the replacement level of about 2.1. Life expectancy at birth is 79.0 years in Brazil and 80.2 years in Argentina.
By 2050, the population of Brazil is projected to shrink by 0.8% and that of Argentina to grow by 0.7% compared with 2042.
GDP per person is $11K in Brazil (2025) and $15K in Argentina (2025).
Figures from 2024 are UN medium-variant projections.
Key figures (2042)
| Brazil | Argentina | |
|---|---|---|
| Population | 219.3 million | 47.9 million |
| Aged 0–14 | 15.6% | 16.1% |
| Aged 15–64 | 66.1% | 67.3% |
| Aged 65+ | 18.3% | 16.6% |
| Median age | 42.3 yrs | 40.0 yrs |
| Old-age dependency | 27.7 | 24.6 |
| Total fertility rate | 1.57 | 1.52 |
| Life expectancy | 79.0 yrs | 80.2 yrs |
| Population growth | -0.01% | +0.17% |
| Net migration (per year) | -33,556 | +528 |
| GDP | $2.28T (2025) | $683B (2025) |
| GDP per person | $11K (2025) | $15K (2025) |
| Unemployment | 6% (2025) | 7.2% (2025) |
Economic figures are the latest year published for each country.